CEN/TC 230
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 34758 | LVS EN 15910:2014 | Water quality - Guidance on the estimation of fish abundance with mobile hydroacoustic methods | Standarts spēkā |
| 73879 | LVS EN ISO 19040-2:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 2: Yeast estrogen screen (A-YES, Arxula adeninivorans) (ISO 19040-2:2018) | Standarts spēkā |
| 73878 | LVS EN ISO 19040-3:2022 | Water quality - Determination of the estrogenic potential of water and waste water - Part 3: In vitro human cell-based reporter gene assay (ISO 19040-3:2018) | Standarts spēkā |
| 73090 | LVS EN ISO 13165-2:2023 | Water quality - Radium-226 - Part 2: Test method using emanometry (ISO 13165-2:2022) | Standarts spēkā |
| 11048 | LVS EN ISO 11734:1998 | Water quality - Evalution of the "ultimate" anaerobic biodegrability of organic compounds in digested sludge - Method by measurement of the biogas production | Standarts spēkā |
| 62542 | LVS EN 17204:2019 | Water quality - Guidance on analysis of mesozooplankton from marine and brackish waters | Standarts spēkā |
| 67529 | LVS EN ISO 22515:2021 | Water quality - Iron-55 - Test method using liquid scintillation counting (ISO 22515:2021) | Standarts spēkā |
| 63554 | LVS EN ISO 11704:2019 | Water quality - Gross alpha and gross beta activity - Test method using liquid scintillation counting (ISO 11704:2018) | Standarts spēkā |
| 40119 | LVS EN 16772:2016 | Water quality - Guidance on methods for sampling invertebrates in the hyporheic zone of rivers | Standarts spēkā |
| 11066 | LVS EN 14011:2003 | Water quality - Sampling of fish with electricity | Standarts spēkā |
Displaying 221-230 of 839 results.